TY - RPRT TI - Small Launch Vehicle Design Approaches: Clustered Cores Compared with Multi-Stage Inline Concepts AU - Waters, Eric D. AU - Beers, Benjamin AU - Esther, Elizabeth AU - Philips, Alan AU - Threet, Grady E., Jr. PY - 2013 UR - https://ntrs.nasa.gov/citations/20140003198 ID - 20140003198 ER -